Class 9 Science Chapter 13 Why Do We Fall Ill Quiz 10 (25 MCQs)

Quiz Instructions

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1. Mosquitoes are often seen breeding on the stagnant water. We should not allow mosquitoes to breed in our surroundings because they
2. Both viruses and bacteria have the same bio-chemical pathways
3. What is another name of Tubeworms?
4. Which of the following is true for both bacteria and viruses?
5. The disease caused due to worms is
6. Penicillin is a drug that can
7. Select the correct match.What does Leishmania causes and what type is it?
8. BCG vaccine is used for
9. Antibiotics work against .....
10. All diseases are caused by pathogens.
11. You are aware of Polio Eradication Programme in your city. Children are vaccinated because
12. The diseases which last for long time period
13. A person with AIDS is likely to develop infectious diseases because the virus that causes AIDS
14. Syphilis and AIDS diseases are spread by-
15. AIDS virus, when active in the body, mainly attacks
16. African sleeping sickness causative organism is?
17. Which of the following is not a mosquito born disease?
18. Antibiotics are ineffective against the viral infections. For each type of the viral infection, human body produces its own antiviral protein that is released from the infected and dying host cells. What is this protein called?
19. Which one of the following diseases is caused by protozoans? (a) Malaria (b) Influenza (c) AIDS (d) Cholera
20. Which of these would never be included in a vaccine, due to its potential to cause illness/disease?
21. Genital warts causative organism
22. The disease which spreads through sexual contact is .....
23. What is not true about acute disease?
24. Diphtheria causative organism is?
25. The Musculoskeletel System is made up of .....